<<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Document</title>
</head>
<body>
<table border="1">
    <tr align="center" >
        <td colspan="2">详情页</td>
    </tr>
    <tr>
        <td>书的名字</td>
    </tr>
    <tr>
          <td><?php echo $arr['book']?></td>
    </tr>>
</body>
</html>
